CN211352343U - A mobile phone camera module multifunctional test equipment - Google Patents

Abstract

The utility model relates to the technical field of camera testing equipment, in particular to a mobile phone camera module multifunctional testing equipment, comprising a center frame, a loading and unloading mechanism, a first testing mechanism, a second testing mechanism and a third testing mechanism, using the above technology In the scheme, because the center of the upper end of the center frame is provided with a turntable mechanism, the upper end of the turntable mechanism is provided with camera module tooling fixtures arranged at annular intervals along the central axis of the turntable mechanism, and the center frame is provided with upper and lower parts at intervals along the circumference of the rotation axis of the turntable mechanism. The material station, the first test station, the second test station and the third test station, so that the mobile phone camera module on the camera module fixture is driven to the first test mechanism and the second test mechanism in turn during the rotation of the turntable. And the third testing organization, which tests light recognition performance, shooting performance at different intervals, and infrared performance in sequence. The test functions are diversified, the degree of automation is high, and the test efficiency is high.

Description

A mobile phone camera module multifunctional test equipment

technical field

The invention relates to the technical field of camera detection equipment, in particular to a mobile phone camera module multifunctional testing equipment.

Background technique

With the rapid development of the mobile phone industry, the camera functions of mobile phones are becoming more and more high-end. The pixels of the mobile phone range from 300,000 in the past to tens of millions today, which can be on the same level as ordinary digital cameras. The camera has become a necessary component of most electronic devices. In the production process, it is necessary to test the light recognition performance, different distance shooting performance and infrared performance, and the focus function test for quality control.

At present, the test equipment of the mobile phone camera module has only a single environmental detection function, and after the detection of one environmental function, it needs to be manually transported to another environmental detection equipment for testing. The equipment has a single detection function. And the test efficiency is low and the degree of automation is not high.

SUMMARY OF THE INVENTION

In view of the above problems, the technical problem to be solved by the present invention is to provide a mobile phone camera module multifunctional test equipment, so as to solve the problems of single test function and low degree of automation of the mobile phone camera module test equipment in the prior art.

In order to solve the above-mentioned technical problems, the technical scheme of the present invention is:

A mobile phone camera module multifunctional test equipment, comprising: a center frame, a turntable mechanism is arranged at the center of the upper end of the center frame, and camera modules arranged at annular intervals along the central axis of the turntable mechanism are arranged on the upper end of the turntable mechanism A tooling fixture is assembled, and the center frame is provided with a loading and unloading station, a first test station, a second test station and a third test station at intervals along the circumference of the rotation axis of the turntable mechanism; the loading and unloading mechanism, It is arranged at the loading and unloading station, and is used to transport the camera module in the tray to the camera module fixture for clamping or take out and transport the camera module that has been tested from the camera module fixture. into the feeding tray; the first test mechanism is arranged in the first test station, and is used to perform autofocus test or data burning on the camera module clamped on the camera module tooling fixture; the second test mechanism, set at the second test station, used for phase focus test or data burning detection on the camera module clamped on the camera module fixture; the third test mechanism is set at the third test station , used to test the final product of the camera module clamped on the camera module tooling fixture.

Further, the turntable mechanism includes a connecting base plate, an indexing plate and a mounting plate sequentially connected from bottom to top, one end of the main shaft of the indexing plate is provided with a reduction box, and the lower end of the reduction box is pivotally connected with a drive motor.

Further, the camera module tooling fixtures are divided into four groups, which are symmetrically arranged on the upper end of the turntable mechanism, and the camera module tooling fixtures include a mounting bracket, an automatic pressing fixture and a test box. A first support seat and a second support seat are provided, the first support seat is rotatably connected to one side of the installation bracket through a rotating shaft, and the second support seat is connected to the other side of the installation bracket through a turning mechanism, so The automatic pressing fixture is arranged on the upper end of the installation bracket, and the test box is arranged in the middle of the installation bracket and is electrically connected with the automatic pressing fixture.

Further, the turning mechanism includes a motor mounting seat, a reducer and a limit sensor, the motor mounting seat is vertically arranged on one side of the second support seat, and the reducer is arranged on the motor mounting seat, so The output shaft end of the reducer passes through the motor mounting seat and the second support seat and is connected to one side of the mounting bracket through a connecting block, and the limit sensor is arranged on the motor mounting seat.

Further, the automatic pressing jig is arranged in four groups on the upper end of the mounting bracket, the automatic pressing jig includes a fixing seat and a pressing cover, the fixing seat is provided with a groove for placing the camera module, and passes through the The gland is pressed tightly, and the groove is provided with an air hole.

Further, a vacuum generator is also included, the vacuum generators are arranged on both sides of the mounting bracket, and the vacuum generators are communicated with the air holes in the groove through a gas pipe.

Further, the loading and unloading mechanism includes a loading and unloading machine table, a conveying mechanism, a silo lifting mechanism and a picking and discharging mechanism, the conveying mechanism is horizontally arranged on the loading and unloading machine table, and the silo lifting mechanism is vertical. Vertically arranged on one side of the loading and unloading machine table and at one end of the conveying mechanism, the picking and unloading mechanism is vertically erected above the conveying mechanism for picking and unloading materials from the conveying mechanism to realize the loading and unloading function.

Further, the conveying mechanism is arranged in parallel in three groups, and the conveying mechanism includes a tray tray, tray support base and linear guide rail, one end of the tray tray is vertically connected with the top end of the tray support base, so The bottom of the support base is provided with a motion connection plate, the bottom of the motion connection plate is slidably arranged on the linear guide rail through a slider, and a drive device for driving the slider to move is provided at the rear end of the linear guide rail.

Further, the silo lifting mechanism corresponding to the conveying mechanism is arranged vertically side by side in three groups, and the silo lifting mechanism includes a tray placing rack, a sliding plate and a linear drive motor, and one end of the linear drive motor is vertically arranged on the On the lower end face of the loading and unloading mechanism, the sliding plate is slidably arranged on the front side of the linear drive motor through a slider, and the tray placement rack is arranged on the front side of the sliding plate through a triangular bracket and is located at one end of the conveying mechanism.

Further, the picking and discharging mechanism includes a sliding table seat, a suction nozzle mechanism and an electric sliding table, the sliding table seat is vertically arranged on the loading and unloading machine tables on both sides of the conveying mechanism, and the suction nozzle mechanism is slidably arranged. On the front side of the electric sliding table and the rear side of the electric sliding table, a sliding table bracket is vertically connected, and the bottom of the sliding table bracket is slidably connected with the sliding table base through a slider.

Further, the suction nozzle mechanism includes an installation side plate, an air suction nozzle and a vision module, the rear side of the installation side plate is slidably arranged on the front side of the electric slide table through a connecting seat, and the front side of the installation side plate is vertically juxtaposed. A number of air nozzle installation strips are slidably arranged, and the upper end of the air nozzle installation strip is provided with a fixing block fixedly arranged on the front side of the installation side plate. A spring, the rear side of the air nozzle installation strip is provided with an abutment block laterally, the rear side of the installation side plate is provided with three sets of stepper motors corresponding to the position of the abutment block, and the output shaft end of the stepper motor is provided with a wheel The front side of the wheel disc is radially symmetrically provided with a pressing wheel that abuts against the abutting block, the air suction nozzle is arranged at the lower end of the air nozzle installation strip, and the vision module is arranged on the air nozzle installation on the mounting side panel on one side of the strip.

Further, the first test mechanism includes a G4C light source, a teleconverter, and a large light source. The small light source, the teleconverter, and the large light source are arranged in sequence, and the small light source and the teleconverter are installed on a servo motor with a brake. On the supporting frame, the brake servo motor drives the G4C light source and the teleconverter to move up and down by means of screw drive, and the bottom of the large light source is set on the line rail on the frame through the slider.

Further, the structure of the second testing mechanism and the third testing mechanism is the same as that of the first testing mechanism.

By adopting the above technical solution, because the center of the upper end of the central frame is provided with a turntable mechanism, the upper end of the turntable mechanism is provided with the camera module tooling fixtures arranged at annular intervals along the central axis of the turntable mechanism, and the periphery of the central frame is distributed along the circumference of the rotation axis of the turntable mechanism at intervals There is a loading and unloading station, a first test station, a second test station and a third test station, so that during the rotation of the turntable, the mobile phone camera module on the camera module fixture is driven to reach the first test mechanism, the first test station, and the third test station in turn. The second testing institution and the third testing institution conduct tests on light recognition performance, shooting performance at different intervals, and infrared performance in sequence. The testing functions are diversified, the degree of automation is high, and the testing efficiency is high.

The present invention also has the following advantages:

1. Universal and highly integrated, realize the completion of one-time drawing and multi-process continuous testing;

2. Simultaneous drawing and testing of 4PCS in a single station, and simultaneous testing of 3 stations;

3. The existing process box is used for loading and unloading production, and the continuity is strong.

4. Features suitable for mass production, more flexible

5. Add GOLDENSAMPLE self-check function.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of the center frame in the present invention;

Fig. 3 is the structural representation of the turntable mechanism in the present invention;

4 is a schematic structural diagram of a camera module tooling clamp in the present invention;

Fig. 5 is the structural representation of the loading and unloading mechanism in the present invention;

Fig. 6 is the structural representation of the conveying mechanism in the present invention;

Fig. 7 is the structural representation of picking and discharging mechanism in the present invention;

8 is a schematic structural diagram of a nozzle mechanism in the present invention;

9 is a schematic structural diagram of the nozzle mechanism in the present invention with the side plate removed;

10 is a schematic structural diagram of a first testing mechanism in the present invention;

FIG. 11 is a schematic structural diagram of the first side-viewing mechanism in another view of the present invention.

In the figure, 1-material tray; 2-camera module; 10-center frame; 20-turntable mechanism; 21-connection base plate; 22-indexing plate; 23-installation plate; 24-reduction box; 25-drive motor ;30-camera module tooling fixture;31-installation bracket;311-first support seat;312-second support seat;32-automatic pressing fixture;321-fixed seat;322-gland;323-groove;324 - Air hole; 33 - Turning mechanism; 331 - Motor mount; 332 - Reducer; 333 - Limit sensor; 34 - Vacuum generator; 100 - Loading and unloading mechanism; 110 - Loading and unloading machine; -Pallet pallet; 122-Pallet support base; 123-Linear guide rail; 124-Motion connection plate; 125-Drive device; 130-Silo lifting mechanism; Linear drive motor; 140-Pick and unload mechanism; 141-Slide base; 142-Suction nozzle mechanism; 1421-Install side plate; 1422-Air nozzle installation strip; 1423-Fixing block; ;1426-stepping motor;1427-roulette;1428-pressure roller;1429-air suction nozzle;1430-vision module;143-electric slide;144-slide bracket;200-first testing institution;210-G4C Light source; 220-teleconverter; 230-large light source; 240-support frame; 250-brake servo motor; 300-second testing institution; 400-third testing institution.

Detailed ways

The specific embodiments of the present invention will be further described below with reference to the accompanying drawings. It should be noted here that the descriptions of these embodiments are used to help the understanding of the present invention, but do not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

The specific embodiments of the present invention will be further described below with reference to the accompanying drawings. It should be noted here that the descriptions of these embodiments are used to help the understanding of the present invention, but do not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in FIG. 1 and FIG. 2 , a mobile phone camera module multifunctional testing equipment includes a center frame 10 , a loading and unloading mechanism 100 , a first testing mechanism 200 , a second testing mechanism 300 and a third testing mechanism 400 . Among them, the center frame 10 and the loading and unloading mechanism 100, the first test mechanism 200, the second test mechanism 300 and the third test mechanism 400 are assembled into a whole through the chassis splicing and assembly, and a turntable mechanism 20 is provided in the center of the upper end of the center rack 10, The upper end of the turntable mechanism 20 is provided with the camera module tooling fixtures 30 arranged at annular intervals along the central axis of the turntable mechanism 20, and around the center frame 10 along the circumference of the rotation axis of the turntable mechanism 20 is arranged a loading and unloading station, a first testing station position, the second test station and the third test station;

Wherein, the loading and unloading mechanism 100 is arranged at the loading and unloading station, and is used to transport the camera module 2 in the tray 1 to the camera module fixture 30 for clamping or to transfer the tested camera module 2 from the camera module fixture. 30 is taken out and transported into the material tray 1; the first test mechanism 200 is arranged in the first test station, and is used to perform autofocus test or data burning on the camera module 2 clamped on the camera module fixture 30; The second testing mechanism 300 is arranged at the second testing station, and is used to perform phase focus testing or data burning detection on the camera module 2 clamped on the camera module fixture 30; the third testing mechanism 400 is arranged at the third testing station , which is used to test the final product of the camera module 2 clamped on the camera module fixture 30 .

On the basis of the above structure, when using the automatic detection machine of the camera module 2 of the present invention, the camera module 2 can be loaded on the camera module fixture 30 on the turntable mechanism 20, and the first test mechanism 200 can be controlled by a computer. , the second test mechanism 300 and the third test mechanism 400 transmit the functional instructions to be tested, then rotate the turntable, and the camera camera module 2 on the camera module fixture 30 is driven to reach the first test mechanism 200, the first test mechanism 200, the first camera module 2 during the rotation of the turntable. The second testing mechanism 300 and the third testing mechanism 400 perform tests on light recognition performance, shooting performance at different distances, and infrared performance in sequence, so as to satisfy different functional tests, with high integration, and realize the completion of continuous testing of multiple processes in one drawing, with a relatively high degree of automation. High, high test efficiency.

As shown in FIG. 3 , specifically, the turntable mechanism 20 includes a connecting base plate 21 , an indexing plate 22 and a mounting plate 23 connected in sequence from bottom to top. One end of the main shaft of the indexing plate 22 is provided with a reduction box 24 , and the lower end of the reduction box 24 pivots The drive motor 25 is connected, and the indexing plate 22 is driven to rotate by the drive motor 25 to limit the angle at which the camera module tooling fixture 30 is driven to rotate by the indexing plate 22 on the mounting plate 23, so that the camera module tooling fixture is rotated every time. 30 can correspond to the positions of the loading and unloading mechanism 100 , the first testing mechanism 200 , the second testing mechanism 300 and the third testing mechanism 400 one-to-one.

As shown in FIG. 4 , specifically, the camera module tooling fixture 30 is divided into four groups, which are symmetrically arranged on the upper end of the turntable mechanism 20. The camera module tooling fixture 30 includes a mounting bracket 31, an automatic pressing fixture 32 and a test box. Both sides of the bracket 31 are provided with a first support seat 311 and a second support seat 312. The first support seat 311 is rotatably connected to one side of the installation bracket 31 through a rotating shaft, and the second support seat 312 is connected to the other side of the installation bracket 31 through a turning mechanism 33. Connected, the automatic pressing fixture 32 is arranged on the upper end of the mounting bracket 31, and the test box is arranged in the middle of the mounting bracket 31, and is electrically connected with the automatic pressing fixture 32, and the identification signal is transmitted to the test box through the camera module 2, and the test box transmits the test data to the test box. The computer performs statistical analysis; in addition, on the basis of the above structure, when the camera module 2 is loaded, the initial clamping position of the automatic pressing fixture 32 on the mounting bracket 31 is horizontal loading, and after the camera module 2 is loaded, the flip mechanism 33 drives the automatic pressing fixture 32 on the mounting bracket 31 to rotate to a vertical state, and the camera module 2 is in a vertical state to photograph each test mechanism, which is convenient for detection.

Specifically, the turning mechanism 33 includes a motor mounting seat 331, a reducer 332 and a limit sensor 333. The motor mounting seat 331 is vertically arranged on one side of the second support seat 312, and the reducer is arranged on the motor mounting seat 331. The output shaft end passes through the motor mounting seat 331 and the second support seat 312 and is connected to one side of the mounting bracket 31 through the connecting block. The limit sensor 333 is arranged on the motor mounting seat 331, and the limit sensor 333 is used to sense and identify the drive of the reducer 332. The turning angle of the mounting bracket 31 is fed back with the computer to control the turning angle of the mounting bracket 31 to be between 0° and 90°.

Specifically, the automatic pressing fixtures 32 are arranged in four groups on the upper end of the mounting bracket 31 . The automatic pressing fixtures 32 include a fixing seat 321 and a pressing cover 322 . The fixing seat 321 is provided with a groove 323 for placing the camera module 2 . 322 is pressed, and there are air holes 324 in the groove 323. Through the four-group design of the automatic pressing fixture 32, four groups of stations can be tested at the same time in one test station, and twelve test stations can be realized in the test station of the whole machine. The group stations are tested at the same time, which effectively improves the test efficiency and high.

As a further technical solution of the present embodiment, a vacuum generator 34 is also included. The vacuum generators 34 are arranged on both sides of the mounting bracket 31 , and the vacuum generators 34 communicate with the air holes 324 in the groove 323 through air pipes. By putting the camera module 2 into the groove 323 of the fixing seat 321, the vacuum generator 34 operates, and communicates with the air hole 324 in the groove 323 through the air pipe, and the camera module 2 in the groove 323 is sucked tightly in the groove 323. in groove 323.

As shown in FIG. 5 , specifically, the loading and unloading mechanism 100 includes a loading and unloading machine table 110, a conveying mechanism 120, a silo lifting mechanism 130 and a feeding and discharging mechanism 140. The conveying mechanism 120 is laterally arranged on the loading and unloading machine table 110. The bin lifting mechanism 130 is vertically arranged on one side of the loading and unloading machine table 110 and is located at one end of the conveying mechanism 120, and the picking and discharging mechanism 140 is vertically erected above the conveying mechanism 120 for taking and unloading from the conveying mechanism 120. material function. The silo lifting mechanism 130 is moved up and down to continuously supply materials, and the conveying mechanism 120 can continuously pick up the camera module 2 in the silo lifting mechanism 130 . The reciprocating continuous feeding and reclaiming action is carried out in between, which has strong continuity and is suitable for the production characteristics of large-scale testing.

As shown in FIG. 5 to FIG. 7 , specifically, the conveying mechanism 120 is arranged in three groups in parallel. The conveying mechanism 120 includes a tray tray 121 , a tray support base 122 and a linear guide 123 . One end of the tray tray 121 is connected to the tray. The top of the support base 122 is vertically connected, the bottom of the support base 122 is provided with a motion connection plate 124, the bottom of the motion connection plate 124 is slidably arranged on the linear guide rail 123 through the slider, and the rear end of the linear guide rail 123 is provided with a drive for driving the slider to move. Device 125, the drive device 125 is a motor. The silo lifting mechanism 130 corresponds to the conveying mechanism 120, and three groups are arranged vertically side by side. The silo lifting mechanism 130 includes a tray placement rack 131, a sliding plate 132 and a linear drive motor 133. One end of the linear drive motor 133 is vertically arranged on the loading and unloading mechanism 100. On the lower end surface, the sliding plate 132 is slidably arranged on the front side of the linear drive motor 133 through the slider, and the tray placement rack 131 is arranged on the front side of the sliding plate 132 through a triangular bracket and is located at one end of the conveying mechanism 120 . The picking and discharging mechanism 140 includes a sliding table base 141, a suction nozzle mechanism 142 and an electric sliding table 143. The sliding table base 141 is vertically arranged on the loading and unloading machine tables 110 on both sides of the conveying mechanism 120, and the suction nozzle mechanism 142 is slidably arranged on the electric sliding table 143. On the front side, the rear side of the electric sliding table 143 is vertically connected with a sliding table bracket 144 , and the bottom of the sliding table bracket 144 is slidably connected with the sliding table base 141 through a slider.

On the basis of the above structure, three groups of conveying mechanisms 120 are arranged side by side, and the silo lifting mechanism 130 corresponding to the conveying mechanism 120 is arranged in three groups side by side, so that the conveying mechanism 120 and the silo lifting mechanism 130 form a to-be-tested area, which needs to be re-tested. The camera modules 2 of the above three test conditions are respectively placed in the corresponding areas through the pick-and-place mechanism 140, and the test of the camera modules 2 provides accurate data guarantee.

As shown in FIGS. 8 and 9 , specifically, the suction nozzle mechanism 142 includes an installation side plate 1421 , an air suction nozzle 1429 and a vision module 1430 . The rear side of the installation side plate 1421 is slidably arranged on the front side of the electric slide table 143 through the connecting seat. The front side of the side plate 1421 is vertically juxtaposed with a number of air nozzle mounting bars 1422. The upper end of the air nozzle mounting bar 1422 is provided with a fixing block 1423 fixedly arranged on the front side of the mounting side plate 1421. The fixing block 1423 and the air nozzle mounting bar 1422 The front side is connected with a return spring 1424 through a latch, and the rear side of the air nozzle mounting strip 1422 is provided with an abutment block 1425 horizontally. The rear side of the installation side plate 1421 is provided with three sets of stepper motors 1426 corresponding to the position of the abutment block 1425. The output shaft end is provided with a wheel disc 1427, the front side of the wheel disc 1427 is radially symmetrically provided with a pressing wheel 1428 which is abutted against the abutting block 1425, the air suction nozzle 1429 is arranged at the lower end of the air nozzle mounting strip 1422, and the vision module 1430 is arranged at the air nozzle on the mounting side plate 1421 on one side of the mounting bar 1422 . Among them, there are five air nozzle installation bars 1422 in the suction nozzle mechanism 142. The air suction nozzles 1429 on the air nozzle installation bars 1422 cooperate with the four clamps on the automatic pressing fixture 32 to pick up and unload materials in sequence, and four pieces can be completed in one action. The loading and unloading action of module products. The air suction nozzles 1429 use vacuum to suck the product, and each air suction nozzle 1429 is responsible for the correction of the angle of the product by a stepping motor 1426 and a vision module 1430 . The downward movement of the air suction nozzle 1429 is carried out by the three stepping motors 1426 to drive the air suction nozzle mounting strip 1422, and the upward movement of the reset action is assisted by a return spring.

As shown in FIG. 1 to FIG. 11 , specifically, the first testing mechanism 200 includes a G4C light source 210 , a teleconverter 220 , and a large light source 230 . The light source 210 and the teleconverter 220 are installed on the support frame 240 with the brake servo motor 250. The brake servo motor 250 drives the G4C light source 210 and the teleconverter 220 to move up and down by means of screw drive. The bottom of the large light source 230 passes through the slider. Set on wire rails on the rack. During the close-focus test, the G4C light source 210 moves down to the front of the automatic pressing fixture 32 driven by the brake servo motor 250 . During the far-focus test, the G4C light source 210 moves upward, and the teleconverter 220 is driven by the brake servo motor 250 . Move to the front of the automatic pressing fixture 32 to complete the telefocus test. After the test is completed, the turntable mechanism 20 drives the camera module tooling fixture 30 to rotate and move to the next test station for testing until it is moved to the loading and unloading station by the loading and unloading mechanism. 100 suction, put it back into the corresponding tray 1 area according to the test result.

Specifically, the second test mechanism 300 and the third test mechanism 400 have the same structure as the first test mechanism 200, and different test programs are written into the first test mechanism 200, the second test mechanism 300 and the third test mechanism 400 through a computer , in order to achieve different test environments, realize the completion of continuous testing of multiple processes in one drawing, and add the GOLDENSAMPLE self-checking function in the third testing institution 400 to improve the testing accuracy.

By adopting the above technical solution, because the center of the upper end of the center frame 10 is provided with a turntable mechanism 20, the upper end of the turntable mechanism 20 is provided with camera module tooling fixtures 30 arranged at annular intervals along the central axis of the turntable mechanism 20, and the center frame 10 is surrounded by the turntable mechanism. The rotation axis of the 20 is provided with a loading and unloading station, a first test station, a second test station and a third test station at intervals, so that the mobile phone camera module on the camera module tooling fixture 30 is driven during the rotation of the turntable. 2. Arrive at the first testing mechanism 200, the second testing mechanism 300, and the third testing mechanism 400 in turn, and perform tests on light recognition performance, shooting performance at different distances, and infrared performance in sequence. The test functions are diversified, the degree of automation is high, and the test efficiency is high. .

The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, without departing from the principle and spirit of the present invention, various changes, modifications, substitutions and alterations to these embodiments still fall within the protection scope of the present invention.

Claims (13)

1. The utility model provides a multi-functional test equipment of cell-phone camera module which characterized in that includes:

the device comprises a central frame, wherein a turntable mechanism is arranged in the center of the upper end of the central frame, camera module group tool clamps are arranged at the upper end of the turntable mechanism at intervals along the central axis of the turntable mechanism in an annular manner, and a feeding and discharging station, a first testing station, a second testing station and a third testing station are arranged around the central frame at intervals along the circumference of the rotating axis of the turntable mechanism;

the feeding and discharging mechanism is arranged at the feeding and discharging station and used for conveying the camera modules in the material tray to the camera module tool clamp for clamping or taking the tested camera modules out of the camera module tool clamp and conveying the tested camera modules into the material tray;

the first testing mechanism is arranged at the first testing station and used for carrying out automatic focusing test or data burning on the camera module clamped on the camera module tool clamp;

the second testing mechanism is arranged at the second testing station and used for carrying out phase focusing test or data burning detection on the camera module clamped on the camera module tool clamp;

and the third testing mechanism is arranged at the third testing station and used for carrying out final finished product testing on the camera module clamped on the camera module tool clamp.

2. The multifunctional testing equipment for the mobile phone camera module according to claim 1, wherein the turntable mechanism comprises a connecting bottom plate, an index plate and a mounting plate which are sequentially connected from bottom to top, a reduction gearbox is arranged at one end of a main shaft of the index plate, and a driving motor is pivoted at the lower end of the reduction gearbox.

3. The multifunctional testing equipment for the mobile phone camera module according to claim 1, wherein the camera module tooling fixtures are four groups, two groups of camera module tooling fixtures are symmetrically arranged on the upper end of the turntable mechanism, each camera module tooling fixture comprises a mounting bracket, an automatic pressing fixture and a testing box, a first supporting seat and a second supporting seat are arranged on two sides of the mounting bracket, the first supporting seat is rotatably connected with one side of the mounting bracket through a rotating shaft, the second supporting seat is connected with the other side of the mounting bracket through a turnover mechanism, the automatic pressing fixture is arranged on the upper end of the mounting bracket, and the testing box is arranged in the middle of the mounting bracket and electrically connected with the automatic pressing fixture.

4. The multifunctional testing equipment for the mobile phone camera module according to claim 3, wherein the turning mechanism comprises a motor mounting seat, a speed reducer and a limit sensor, the motor mounting seat is vertically arranged on one side of the second supporting seat, the speed reducer is arranged on the motor mounting seat, an output shaft end of the speed reducer penetrates through the motor mounting seat and the second supporting seat and is connected with one side of the mounting bracket through a connecting block, and the limit sensor is arranged on the motor mounting seat.

5. The multifunctional testing equipment for the mobile phone camera module according to claim 3, wherein the automatic pressing fixtures are arranged at the upper end of the mounting bracket in four groups, each automatic pressing fixture comprises a fixing seat and a pressing cover, the fixing seat is provided with a groove for placing the camera module and is pressed by the pressing cover, and air holes are formed in the grooves.

6. The multifunctional testing equipment for the mobile phone camera module according to claim 5, further comprising vacuum generators, wherein the vacuum generators are arranged on two sides of the mounting bracket and communicated with the air holes in the groove through air pipes.

7. The multifunctional testing equipment for the mobile phone camera module as claimed in claim 1, wherein the feeding and discharging mechanism comprises a feeding and discharging machine table, a conveying mechanism, a bin lifting mechanism and a feeding and discharging mechanism, the conveying mechanism is transversely arranged on the feeding and discharging machine table, the bin lifting mechanism is vertically and vertically arranged on one side of the feeding and discharging machine table and located at one end of the conveying mechanism, and the feeding and discharging mechanism is vertically erected above the conveying mechanism and used for feeding and discharging materials from the conveying mechanism to achieve the feeding and discharging functions.

8. The multifunctional testing equipment for the mobile phone camera module according to claim 7, wherein the conveying mechanism comprises three sets of parallel conveying mechanisms, each conveying mechanism comprises a tray supporting plate, a supporting plate supporting seat and a linear guide rail, one end of the tray supporting plate is perpendicularly connected with the top end of the supporting plate supporting seat, a moving connecting plate is arranged at the bottom of the supporting plate supporting seat, the bottom of the moving connecting plate is slidably arranged on the linear guide rail through a sliding block, and a driving device for driving the sliding block to move is arranged at the rear end of the linear guide rail.

9. The multifunctional testing equipment for the mobile phone camera module according to claim 7, wherein the bin lifting mechanism is vertically arranged in parallel with the three groups of conveying mechanisms, the bin lifting mechanism comprises a tray placing frame, a sliding plate and a linear driving motor, one end of the linear driving motor is vertically arranged on the lower end face of the feeding and discharging mechanism, the sliding plate is slidably arranged on the front side of the linear driving motor through a sliding block, and the tray placing frame is arranged on the front side of the sliding plate through a triangular bracket and located at one end of the conveying mechanism.

10. The multifunctional testing equipment for the mobile phone camera module according to claim 7, wherein the material taking and placing mechanism comprises a sliding table seat, a suction nozzle mechanism and an electric sliding table, the sliding table seat is vertically arranged on the feeding and discharging table on two sides of the conveying mechanism, the suction nozzle mechanism is slidably arranged on the front side of the electric sliding table, a sliding table support is vertically connected to the rear side of the electric sliding table, and the bottom of the sliding table support is slidably connected with the sliding table seat through a sliding block.

11. The multifunctional testing device for the mobile phone camera module set according to claim 10, wherein the suction nozzle mechanism comprises an installation side plate, an air suction nozzle and a vision module, the rear side of the installation side plate is slidably arranged at the front side of the electric sliding table through a connecting seat, the front side of the installation side plate is vertically provided with a plurality of air nozzle mounting bars in parallel, the upper end of each air nozzle mounting bar is provided with a fixed block fixedly arranged at the front side of the installation side plate, the fixed block and the front side of the air nozzle mounting bar are connected with a reset spring through a bolt, the rear side of the air nozzle mounting bar is transversely provided with an abutting block, the rear side of the installation side plate is provided with three groups of stepping motors corresponding to the abutting block, the output shaft ends of the stepping motors are provided with wheel discs, the front sides of the wheel discs are radially and symmetrically provided with pressing wheels abutting against the abutting block, the air suction nozzle is, the visual module is arranged on the mounting side plate on one side of the air faucet mounting strip.

12. The multifunctional testing equipment for the mobile phone camera module according to claim 1, wherein the first testing mechanism comprises a G4C light source, a distance-increasing mirror and a large light source, the small light source, the distance-increasing mirror and the large light source are arranged in sequence, the small light source and the distance-increasing mirror are mounted on a support frame with a brake servo motor, the brake servo motor drives the G4C light source and the distance-increasing mirror to move up and down in a screw rod transmission mode, and the bottom of the large light source is arranged on a line rail on the frame through a sliding block.

13. The multifunctional testing equipment for the mobile phone camera module according to claim 12, wherein the second testing mechanism and the third testing mechanism have the same structure as the first testing mechanism.

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